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r/todayilearned

38,135,801 subscribers
You learn something new every day; what did you learn today?
Submit interesting and specific facts about something that you just found out here.

Notice: This subreddit is not actively monitored, so the posts here are only a small subset of what exists on reddit.

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to r/todayilearned by man0xen
4 days ago
Preview thumbnail for TIL in 1660 Prince Rupert brought bulbous shaped glass "drops" to King Charles II. These were the first instance of a predecessor to tempered glass. They could withstand a blow from a hammer on the bulbous end without breaking, while exhibiting explosive disintegration if the tail was damage. image
TIL in 1660 Prince Rupert brought bulbous shaped glass "drops" to King Charles II. These were the first instance of a predecessor to tempered glass. They could withstand a blow from a hammer on the bulbous end without breaking, while exhibiting explosive disintegration if the tail was damage.
to r/todayilearned by tyrion2024
4 days ago
Preview thumbnail for TIL Steven Spielberg beat James Cameron to the film rights of Jurassic Park by just a few hours. However after Cameron saw Spielberg's film, he realized that Spielberg was the right person for it because dinosaurs are for kids and he would've made "Aliens with dinosaurs." image
TIL Steven Spielberg beat James Cameron to the film rights of Jurassic Park by just a few hours. However after Cameron saw Spielberg's film, he realized that Spielberg was the right person for it because dinosaurs are for kids and he would've made "Aliens with dinosaurs."
to r/todayilearned by Bobcat317
1 week ago
Preview thumbnail for TIL That King Baldwin IV was one of the most effective leaders and warriors on the battlefield during the crusades, putting a check on Saladin’s forces multiple times. This is despite being afflicted with leprosy and dying at age 24. image
TIL That King Baldwin IV was one of the most effective leaders and warriors on the battlefield during the crusades, putting a check on Saladin’s forces multiple times. This is despite being afflicted with leprosy and dying at age 24.
to r/todayilearned by thebigchil73
4 days ago
Preview thumbnail for TIL about the oldest barrel of drinkable wine, made in 1472. It’s only been tasted 3 times - in 1576 to celebrate an alliance; in 1716 after a fire; and finally in 1944 when Strasbourg was liberated during World War II. image
TIL about the oldest barrel of drinkable wine, made in 1472. It’s only been tasted 3 times - in 1576 to celebrate an alliance; in 1716 after a fire; and finally in 1944 when Strasbourg was liberated during World War II.
to r/todayilearned by ObjectiveAd6551
10 hours ago
Preview thumbnail for TIL that in 1995, Johnny Depp saved Courtney Love’s life after she overdosed outside The Viper Room in Los Angeles. Depp performed CPR until paramedics arrived, helping revive Love before she was rushed to the hospital image
TIL that in 1995, Johnny Depp saved Courtney Love’s life after she overdosed outside The Viper Room in Los Angeles. Depp performed CPR until paramedics arrived, helping revive Love before she was rushed to the hospital
to r/todayilearned by jeffrois
3 days ago
Preview thumbnail for TIL that Martha Stewart did not go to prison for insider trading. She was charged and found guilty of lying to the FBI. image
TIL that Martha Stewart did not go to prison for insider trading. She was charged and found guilty of lying to the FBI.
to r/todayilearned by admiralturtleship
1 week ago
TIL while filming Metropolis (1927) they would often end up with more children in the evening than in the morning. Coming from the poorest areas of Berlin, the children would sneak onto set or climb over the fence to experience the warm rooms, games, toys, cocoa, cake, and regular meals
PDF
to r/todayilearned by Thin-Rip-3686
4 days ago
Preview thumbnail for TIL that in the Tenerife air disaster, the deadliest accident in aviation history, none of the victims had tickets to Tenerife. image
TIL that in the Tenerife air disaster, the deadliest accident in aviation history, none of the victims had tickets to Tenerife.
to r/todayilearned by Mostmodestmia
3 weeks ago
Preview thumbnail for TIL Buzz Lightyear was originally named Lunar Larry image
TIL Buzz Lightyear was originally named Lunar Larry
to r/todayilearned by apathiest58
3 weeks ago
Preview thumbnail for TIL about Micturition Syncope (fainting while you pee) image
TIL about Micturition Syncope (fainting while you pee)
to r/todayilearned by tyrion2024
1 week ago
Preview thumbnail for TIL there was a Japanese government review in 2010 which found that 82% of the people aged over 100 in Japan turned out to be dead. image
TIL there was a Japanese government review in 2010 which found that 82% of the people aged over 100 in Japan turned out to be dead.
in Japan
to r/todayilearned by IDoBeVibing745
4 days ago
Preview thumbnail for TIL that nearly 0% of Indigenous Mexicans develop wisdom teeth, while practically 100% of Tasmanians do. image
TIL that nearly 0% of Indigenous Mexicans develop wisdom teeth, while practically 100% of Tasmanians do.
to r/todayilearned by sig19992
3 weeks ago
Preview thumbnail for TIL that KFC’s handwritten recipe is stored in a safe within a vault at KFC’s Louisville headquarters. To maintain confidentiality, KFC employs two separate suppliers: one blends part of the recipe, and the other completes it, ensuring no single entity has access to the entire formulation.  image
TIL that KFC’s handwritten recipe is stored in a safe within a vault at KFC’s Louisville headquarters. To maintain confidentiality, KFC employs two separate suppliers: one blends part of the recipe, and the other completes it, ensuring no single entity has access to the entire formulation. 
to r/todayilearned by hotelrwandasykes
2 weeks ago
TIL of Rough and Tumble Fighting or "Gouging", a martial art attested from rural southern and frontier areas in the 18th and 19th centuries in which mutilation of the opponent was a basic fighting technique (disturbing description)
to r/todayilearned by Double-decker_trams
1 week ago
Preview thumbnail for TIL economists estimate that only 8 percent of the world's currency exists as physical cash image
TIL economists estimate that only 8 percent of the world's currency exists as physical cash
to r/todayilearned by efequalma
1 month ago
Preview thumbnail for TIL in 1907, chemist Leo Baekeland accidentally overheated a mixture of chemicals while trying to find a substitute for shellac. Instead, he created Bakelite, the first fully synthetic plastic, which transformed manufacturing and paved the way for the modern plastics and polymer industry. image
TIL in 1907, chemist Leo Baekeland accidentally overheated a mixture of chemicals while trying to find a substitute for shellac. Instead, he created Bakelite, the first fully synthetic plastic, which transformed manufacturing and paved the way for the modern plastics and polymer industry.
to r/todayilearned by 70dd
1 month ago
TIL Terminal lucidity is an unexpected, brief period of clarity or energy in individuals who have been very ill or in a state of decline. It’s a phenomenon that has been observed in people with various terminal conditions.
to r/todayilearned by TheOSU87
4 days ago
Preview thumbnail for TIL that between 1970 and 1997 so many post office workers snapped and killed their coworkers that a new slang term "going postal" became a new slang term for becoming exceptionally angry image
TIL that between 1970 and 1997 so many post office workers snapped and killed their coworkers that a new slang term "going postal" became a new slang term for becoming exceptionally angry
to r/todayilearned by tyrion2024
4 days ago
Preview thumbnail for TIL movies that either Will Smith or Adam Sandler starred in or produced grossed $3.7 billion from 2000-2015, generating 20% of Sony Pictures’ domestic gross and 23% of its profits. No other studio was as reliant on just two actors during that period. image
TIL movies that either Will Smith or Adam Sandler starred in or produced grossed $3.7 billion from 2000-2015, generating 20% of Sony Pictures’ domestic gross and 23% of its profits. No other studio was as reliant on just two actors during that period.
to r/todayilearned by Oshawott51
1 week ago
Preview thumbnail for TIL in the 1970s Gerber attempted to market "adult baby food" to college students and other young adults. image
TIL in the 1970s Gerber attempted to market "adult baby food" to college students and other young adults.
to r/todayilearned by bnrshrnkr
1 month ago
Preview thumbnail for TIL Bret Easton Ellis recorded an unusable audio commentary track for the DVD release of "The Rules of Attraction" under the influence of cocaine and tequila. The DVD was instead released with commentary from Carrot Top, who had nothing to do with the making of the film. image
TIL Bret Easton Ellis recorded an unusable audio commentary track for the DVD release of "The Rules of Attraction" under the influence of cocaine and tequila. The DVD was instead released with commentary from Carrot Top, who had nothing to do with the making of the film.
to r/todayilearned by Glittering_Bed_3118
1 week ago
Preview thumbnail for TIL Romans were known to create tombs for their dogs and gave them epitaphs to remember them by. One such inscription read, “I am in tears, while carrying you to your last resting place as much as I rejoiced when bringing you home with my own hands 15 years ago.” image
TIL Romans were known to create tombs for their dogs and gave them epitaphs to remember them by. One such inscription read, “I am in tears, while carrying you to your last resting place as much as I rejoiced when bringing you home with my own hands 15 years ago.”
to r/todayilearned by dissoluti0nn
1 month ago
TIL about German sub U-215 which sunk in 1942 off the coast of New England and south of Nova Scotia, in Canadian territorial waters. Four of her five hatches are still sealed with the remains of 49 German sailors entombed within.
in New England
to r/todayilearned by CulturedModerator
1 month ago
Preview thumbnail for TIL that largest flying creature on earth was an Azhdarchid Pterodactyl named Arambourgiania. It's wings were 12 to 13 meters. image
TIL that largest flying creature on earth was an Azhdarchid Pterodactyl named Arambourgiania. It's wings were 12 to 13 meters.
to r/todayilearned by blaaaaaarghhh
4 days ago
Preview thumbnail for TIL The British government safeguarded the supply of fish and chips during the first and second world wars. It was one of the few foods in the UK not subject to rationing during the wars. image
TIL The British government safeguarded the supply of fish and chips during the first and second world wars. It was one of the few foods in the UK not subject to rationing during the wars.